CN210156157U

CN210156157U - 180-grade polyester-imide enameled round copper wire

Info

Publication number: CN210156157U
Application number: CN201920738758.3U
Authority: CN
Inventors: 旃荣俊; 孙云德; 周武
Original assignee: Honghe Ruijie Electric Co Ltd
Current assignee: Honghe Ruijie Electric Co Ltd
Priority date: 2019-05-22
Filing date: 2019-05-22
Publication date: 2020-03-17
Anticipated expiration: 2029-05-22

Abstract

The utility model discloses a 180 level polyester imine enameled copper round wire, including the sinle silk, the outside cover of sinle silk is equipped with the insulation shielding layer, one side packing that the sinle silk was kept away from to the insulation shielding layer has the fire prevention filling layer, one side fixedly connected with enameled layer that the insulation shielding layer was kept away from to the fire prevention filling layer. The utility model discloses make enameled copper line intensity high, the intraformational copper powder of copper powder is clearance distribution, be favorable to enameled copper line high pressure resistant and increase paint layer intensity, buffering elastic layer adopts elastic rubber to make, can cushion the protection to enameled copper line, through the sinle silk, the insulation shielding layer, fire prevention filling layer and enameled layer cooperate, possess good high temperature resistant fire behavior, fire behaviour is poor, tensile in-process non-deformable's advantage, it does not have good high temperature resistant fire behavior to have solved current enameled copper line, fire behaviour is poor, tensile in-process is easy to be out of shape, enameled copper line life's problem has been reduced.

Description

180-grade polyester-imide enameled round copper wire

Technical Field

The utility model relates to a copper circle line technical field specifically is a 180 level polyester imide enameled copper circle line.

Background

The enameled copper wire is a main variety of winding wires and consists of a conductor and an insulating layer, a bare wire is annealed and softened and then is subjected to painting and baking for multiple times, and the enameled copper wire is influenced by factors such as raw material quality, process parameters, production equipment, environment and the like, so that the enameled copper wire has different quality characteristics and has four properties of mechanical property, chemical property, electrical property and thermal property; because electronic components such as relays, micro motors, electronic transformers, electromagnetic valves and the like are widely applied to the fields of automobiles, household appliances, mobile phones, computers, office supplies and the like, the demand for fine enameled copper wires serving as important raw materials of the electronic components is steadily increasing.

The existing enameled copper wire has the advantages of no good high-temperature resistance and fire resistance, poor flame retardant property, easy deformation in the stretching process and capability of reducing the service life of the enameled copper wire, and provides a 180-grade polyester imide enameled round copper wire.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a 180 level polyester imine enameled copper round wire possesses good high temperature resistant fire behavior, and fire behaviour is poor, and non-deformable's advantage has been solved current enameled copper line and has not had good high temperature resistant fire behavior in tensile process, and fire behaviour is poor, and tensile in-process is out of shape easily, has reduced enameled copper line life's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a 180 level polyester imine enameled round copper wire, includes the sinle silk, the outside cover of sinle silk is equipped with the insulation shielding layer, the one side packing that the sinle silk was kept away from to the insulation shielding layer has the fire prevention filling layer, one side fixedly connected with enameled layer that the insulation shielding layer was kept away from to the fire prevention filling layer.

Preferably, the lacquer coating includes interior polyimide paint layer, the inner wall on the polyimide paint layer of cohesion and the outer fixed surface of fire prevention filling layer are connected, one side fixedly connected with copper powder layer of fire prevention filling layer is kept away from on interior polyimide paint layer, the outer polyimide paint layer of one side fixedly connected with that the polyimide paint layer was kept away from on copper powder layer.

Preferably, one side fixedly connected with buffering elastic layer that fireproof filling layer was kept away from to the varnished cloth layer, the through-hole has been seted up to buffering elastic layer's inside, the quantity of through-hole is a plurality of, the equidistance is arranged between the through-hole.

Preferably, the insulation shielding layer is made of a cross-linked semiconductive shielding material, and the thickness of the insulation shielding layer is 0.2 mm.

Preferably, the fireproof filling layer is formed by wrapping a special high-quality synthetic mica tape for the fireproof safety cable.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a sinle silk, insulation shield, fire prevention filling layer and enameled wire layer cooperate, possess good high temperature resistant fire behavior, and fire behaviour is poor, and non-deformable's advantage has been solved current enameled copper line and has not had good high temperature resistant fire behavior in tensile in-process, and fire behaviour is poor, and tensile in-process is out of shape easily, has reduced enameled copper line life's problem.

2. The utility model discloses a fire prevention filling layer adopts the dedicated high-quality synthetic mica tape of fire-resistant safety cable to form around the package, there is good fire-resistant flame retardant efficiency, and still can keep good dielectric strength under combustion temperature, through setting up the insulation shielding layer, make the enameled copper line have good anti electromagnetic property and short circuit protection function, adopt the cooperation of multilayer polyester imine paint, it is high to make enameled copper line intensity, the intraformational copper powder of copper powder is clearance distribution, be favorable to enameled copper line high pressure resistant and increase paint layer intensity, buffering elastic layer adopts elastic rubber to make, can cushion the protection to the enameled copper line.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is the schematic diagram of the internal structure of the enamel layer of the present invention.

In the figure: 1 sinle silk, 2 insulation shield layers, 3 fire prevention filling layer, 4 coats of lacquer layer, 5 interior polyimide paint layers, 6 copper powder layer, 7 outer polyimide paint layers, 8 buffering elastic layer, 9 through-holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses a sinle silk 1, insulation shield layer 2, fire prevention filling layer 3, enameled layer 4, the polyimide lacquer layer 5 of cohesion, copper powder layer 6, outer polyimide lacquer layer 7, buffering elastic layer 8 and through-hole 9 part are the parts that universal standard spare or technical staff in the field know, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

Referring to fig. 1-2, a 180-grade polyester imide enameled round copper wire comprises a wire core 1, an insulation shielding layer 2 is sleeved outside the wire core 1, a fireproof filling layer 3 is filled on one side of the insulation shielding layer 2 away from the wire core 1, one side of the fireproof filling layer 3 away from the insulation shielding layer 2 is fixedly connected with an enamel layer 4, the enamel layer 4 comprises an inner polyimide paint layer 5, the inner wall of the inner polyimide paint layer 5 is fixedly connected with the outer surface of the fireproof filling layer 3, one side of the inner polyimide paint layer 5 away from the fireproof filling layer 3 is fixedly connected with a copper powder layer 6, one side of the copper powder layer 6 away from the inner polyimide paint layer 5 is fixedly connected with an outer polyimide paint layer 7, one side of the enamel layer 4 away from the fireproof filling layer 3 is fixedly connected with a buffering elastic layer 8, through holes 9 are formed inside the buffering elastic layer 8, the number of the through holes 9 is several, the through holes 9 are, the insulating shielding layer 2 is made of a cross-linked semiconductive shielding material, the thickness of the insulating shielding layer 2 is 0.2mm, the fireproof filling layer 3 is formed by wrapping a special high-quality synthetic mica tape for a fireproof safety cable, the fireproof filling layer has excellent fireproof and flame-retardant effects, and can still keep good dielectric strength at a combustion temperature, the enameled copper wire has good electromagnetic resistance and a short-circuit protection function by arranging the insulating shielding layer 2, the enameled copper wire is matched by adopting multilayer polyester imine paint, the strength of the enameled copper wire is high, copper powder in the copper powder layer 6 is in clearance distribution, the enameled copper wire is favorable for resisting high pressure and increasing the paint layer strength, the buffer elastic layer 8 is made of elastic rubber and can buffer and protect the enameled copper wire, and the core 1, the insulating shielding layer 2, the fireproof filling layer 3 and the enameled layer 4 are matched, the high-temperature-resistant fireproof paint-coated copper wire has the advantages of good high-temperature-resistant fireproof performance, poor flame-retardant performance and difficulty in deformation in the stretching process, and solves the problems that the existing paint-coated copper wire does not have good high-temperature-resistant fireproof performance, is poor in flame-retardant performance, is easy to deform in the stretching process and reduces the service life of the paint-coated copper wire.

During the use, it forms around the package through fire prevention filling layer 3 to adopt the dedicated high-quality synthetic mica tape of fire-resistant safety cable, there is good fire-resistant flame retardant efficiency, and still can keep good dielectric strength under combustion temperature, through setting up insulating shield 2, make the enameled copper line have good anti-electromagnetic property and short circuit protection function, adopt the cooperation of multilayer polyester imine paint, it is high to make enameled copper line intensity, copper powder in the copper powder layer 6 is clearance distribution, be favorable to enameled copper line high pressure resistant and increase paint layer intensity, buffering elastic layer 8 adopts elastic rubber to make, can cushion the protection to the enameled copper line.

In summary, the following steps: this 180 level polyester imide enameled copper round wire cooperates through sinle silk 1, insulating shield layer 2, fire prevention filling layer 3 and enameled layer 4, has solved current enameled copper line and has not had good high temperature resistant fire behavior, and fire behaviour is poor, and tensile in-process is out of shape easily, has reduced enameled copper line life's problem.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a 180 grades of polyester imine enameled copper round wire, includes sinle silk (1), its characterized in that: the outside cover of sinle silk (1) is equipped with insulation shield (2), one side that insulation shield (2) kept away from sinle silk (1) is filled has fire prevention filling layer (3), one side fixedly connected with varnished cloth layer (4) of insulation shield (2) are kept away from in fire prevention filling layer (3).

2. The 180-grade polyesterimide enameled round copper wire as claimed in claim 1, wherein: the utility model discloses a polyimide paint layer, including the outer polyimide paint layer of polyimide paint layer (5) in the enamelling layer (4), the outer fixed surface who is connected of inner wall and fire prevention filling layer (3) of polyimide paint layer (5) in, one side fixedly connected with copper bisque (6) of fire prevention filling layer (3) are kept away from in polyimide paint layer (5), polyimide paint layer (7) outside one side fixedly connected with of polyimide paint layer (5) are kept away from in copper bisque (6).

3. The 180-grade polyesterimide enameled round copper wire as claimed in claim 1, wherein: one side fixedly connected with buffering elastic layer (8) of fire prevention filling layer (3) are kept away from in varnished cloth layer (4), through-hole (9) have been seted up to the inside of buffering elastic layer (8), the quantity of through-hole (9) is a plurality of, the equidistance is arranged between through-hole (9).

4. The 180-grade polyesterimide enameled round copper wire as claimed in claim 1, wherein: the insulation shielding layer (2) is made of a cross-linking type semi-conductive shielding material, and the thickness of the insulation shielding layer (2) is 0.2 mm.

5. The 180-grade polyesterimide enameled round copper wire as claimed in claim 1, wherein: the fireproof filling layer (3) is formed by wrapping a special high-quality synthetic mica tape for the fireproof safety cable.